نتایج جستجو برای: aquatic pollution

تعداد نتایج: 99140  

Journal: :Analytica chimica acta 2008
Qunfang Zhou Jianbin Zhang Jianjie Fu Jianbo Shi Guibin Jiang

Wide occurrence of aquatic metal pollution has caused much attention. Biomonitoring offers an appealing tool for the assessment of metal pollution in aquatic ecosystem. The bioindicators including algae, macrophyte, zooplankton, insect, bivalve mollusks, gastropod, fish, amphibian and others are enumerated and compared for their advantages and disadvantages in practical biomonitoring of aquatic...

2018
Peiru Kong Xian Cheng Ranhao Sun Liding Chen

Aquatic environmental deterioration is becoming a serious problem due to rapid urbanization and economic development, particularly in developing countries. As two important components of the aquatic environment, water quality and sediment pollution are widely considered to be concerns; however, they are considered separately in most cases. The relationship between water quality and sediment pol...

2015

Aquatic organisms are exposed to multiple natural and anthropogenic stressors, including pollution, parasites, invasive species and climate change. These factors interact in a diversity of ways. However few studies consider realistic ecological contexts taking into account the synergy between these factors on aquatic biota. Increasing interest has been devoted to the interactions between parasi...

Journal: :Parasite 2008
B Sures

In recent years there has been an increasing number of papers showing how parasitism and pollution can interact with each other in aquatic organisms. Among the variety of investigated aspects especially the combined effects of pollution and simultaneous infection on the health of aquatic hosts (molluscs, crustaceans, fish, mammals) is of considerable interest. Effects of pollution on the occurr...

Journal: :محیط زیست طبیعی 0
مهدی بنایی گروه شیلات دانشکده منابع طبیعی، دانشگاه صنعتی خاتم الانبیا، بهبهان علیرضا میرواقفی- بیماریها گروه شیلات، دانشکده منابع طبیعی، دانشگاه تهران آنتونی سوردا گومیل گروه زیست شناسی دانشکده علوم زیستی دانشگاه ایلس بالرز اسپانیا غلامرضا رفیعی گروه شیلات، دانشکده منابع طبیعی، دانشگاه تهران کمال احمدی گروه شیلات، دانشگاه آزاد اسلامی، واحد تهران شمال و عضو باشگاه پژوهشگران جوان

pesticides are one of the most pollutants in aquatic ecosystems. monitoring of aquatic pollution with these compounds is very important. therefore, health status of aquatic animals can be used as a bio-indicator for pollution monitoring in surface waters. diazinon is an organophosphorous pesticide, which is found in the aquatic environment of iran. the concern has arisen over the ability of thi...

2001
Neylan DİRİLGEN

Diverse industrial wastes have aggravated the problem of water pollution. This problem becomes complex because of the non-degradability of inorganic pollutants like heavy metals. Metals have received particular attention among other non-degradable toxic chemicals because of their adverse effects on aquatic life forms. To control water pollution, the immediate problems have to be solved by adopt...

2013
Marioara Nicoleta Filimon Dragos V Nica Vasile Ostafe Despina-Maria Bordean Aurica Breica Borozan Daliborca Cristina Vlad Roxana Popescu

BACKGROUND Sediment bacterial communities are key players in biogeochemical cycling of elements in the aquatic environment. Copper mining, smelting, and processing operations located in Bor area (Serbia) are major environmental hot spots in the lower Danube Basin and Western Balkans. In the present study, we evaluate the influence of trace element (TE) concentration in sediments and physico-che...

Journal: :Environmental Health Perspectives 2002
Barry J Beaty Ryan S Mackie Kimberly S Mattingly Jonathan O Carlson Alfredo Rayms-Keller

The midgut epithelium of aquatic arthropods is emerging as an important and toxicologically relevant organ system for monitoring environmental pollution. The peritrophic matrix of aquatic arthropods, which is secreted by the midgut epithelium cells, is perturbed by copper or cadmium. Molecular biological studies have identified and characterized two midgut genes induced by heavy metals in the m...

Journal: :The Yale Journal of Biology and Medicine 1971
Yale Nemerson

sons, except in a limited role of reference for a specific topic. It is an excellent book for the biologist, particularly the aquatic biologist, and is highly recommended for their general use. In addition it is a fine reference for those concerned with developing, establishing, and planning programs of water pollution control. It is unfortunate that the word "control" has been used in the titl...

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